GIL:

1. changed int to std::ptrdiff_t in utilities.hpp and iterator_from_2d.hpp for problems under 64-bit platforms
2. removed several extra semi-colons after GIL_CLASS_REQUIRE


[SVN r39376]

libs/gil

@@ -1 +1 @@
-Subproject commit 2ad6747dd0472cef7c67b3438b847f347ce45212
+Subproject commit 918acc74511a774f707fa104d18d1e2463c8f524